Alert archive / Arizona / Red Flag Warnings in 2011

Red Flag Warning 1, NWS Tucson, AZ

February 7, 2011

NWS Tucson, AZ issued this red flag warning at Feb 7, 2011, 1:56 PM MST. It took effect at Feb 8, 2011, 12:00 PM MST. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Feb 7, 2011, 1:56 PM MST (20:56 UTC)
In effect from: Feb 8, 2011, 12:00 PM MST
Expired: Feb 8, 2011, 6:00 PM MST
In force: 6 hr
Issued by: NWS Tucson, AZ

The text

As transmitted, in the capitals the NWS used until 2016.

808 
WWUS85 KTWC 072056
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
156 PM MST MON FEB 7 2011

...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MST TUESDAY FOR
COCHISE AND SANTA CRUZ COUNTIES DUE TO STRONG AND GUSTY WEST 
WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER RATING...

AZZ148-080530-
/O.NEW.KTWC.FW.W.0001.110208T1900Z-110209T0100Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
156 PM MST MON FEB 7 2011

...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TO 6 PM MST TUESDAY. 

* AFFECTED AREA...THE RED FLAG WARNING IS VALID FOR COCHISE AND
  SANTA CRUZ COUNTIES MAINLY BELOW 5000 FEET.

* WINDS...SUSTAINED 20-FOOT WEST WINDS OF 20 TO 30 MPH WITH GUSTS
  OF 35 TO 45 MPH.

* RELATIVE HUMIDITY...HUMIDITIES WILL RANGE FROM 7 TO 15 PCT.

* IMPACTS...THE STRONG WINDS AND LOW RELATIVE HUMIDITIES WILL
  COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA.

&&

$$

HTTP://WEATHER.GOV/TUCSON

4 follow-up statements

309 
WWUS85 KTWC 080501
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
1001 PM MST MON FEB 7 2011

...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MST TUESDAY FOR
COCHISE AND SANTA CRUZ COUNTIES DUE TO STRONG AND GUSTY WEST
WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE DANGER RATING...

AZZ148-081400-
/O.CON.KTWC.FW.W.0001.110208T1900Z-110209T0100Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
1001 PM MST MON FEB 7 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM MST
TUESDAY...

A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM MST
TUESDAY. 

* AFFECTED AREA...THE RED FLAG WARNING IS VALID FOR COCHISE AND 
  SANTA CRUZ COUNTIES MAINLY BELOW 5000 FEET. 

* WINDS...SUSTAINED 20-FOOT WEST WINDS OF 20 TO 30 MPH WITH 
   GUSTSOF 35 TO 45 MPH. 

* RELATIVE HUMIDITY...HUMIDITIES WILL RANGE FROM 7 TO 15 PCT.

* IMPACTS...THE STRONG WINDS AND LOW RELATIVE HUMIDITIES WILL COMBINE
  TO CREATE CRITICAL FIRE WEATHER CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA.

&&

$$


HTTP://WEATHER.GOV/TUCSON

155 
WWUS85 KTWC 080933
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
233 AM MST TUE FEB 8 2011

...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MST TUESDAY FOR
EASTERN PIMA...COCHISE AND SANTA CRUZ COUNTIES DUE TO STRONG AND 
GUSTY WEST WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE
DANGER RATING...

AZZ148-082315-
/O.CON.KTWC.FW.W.0001.110208T1900Z-110209T0100Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
233 AM MST TUE FEB 8 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM MST
THIS EVENING...

A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM MST
THIS EVENING. 

* AFFECTED AREA...THE RED FLAG WARNING IS VALID FOR EASTERN
  PIMA...COCHISE AND SANTA CRUZ COUNTIES MAINLY BELOW 5000 FEET.

* WINDS...SUSTAINED 20-FOOT WEST WINDS OF 20 TO 30 MPH WITH 
  GUSTS OF 35 TO 45 MPH. 

* RELATIVE HUMIDITY...HUMIDITIES WILL RANGE FROM 7 TO 15 PCT.

* IMPACTS...THE STRONG WINDS AND LOW RELATIVE HUMIDITIES WILL 
  COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA.

&&

$$

200 
WWUS85 KTWC 082108
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
208 PM MST TUE FEB 8 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING 
FOR EASTERN PIMA...COCHISE AND SANTA CRUZ COUNTIES DUE TO STRONG
AND GUSTY WEST WINDS...LOW RELATIVE HUMIDITIES...AND A HIGH FIRE
DANGER RATING...

AZZ148-090100-
/O.CON.KTWC.FW.W.0001.000000T0000Z-110209T0100Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
208 PM MST TUE FEB 8 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS
EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING.

* AFFECTED AREA...THE RED FLAG WARNING IS VALID FOR EASTERN 
  PIMA...COCHISE AND SANTA CRUZ COUNTIES MAINLY BELOW 5000 FEET. 

* WINDS...SUSTAINED 20-FOOT WEST WINDS OF 20 TO 30 MPH WITH 
   GUSTS OF 35 TO 45 MPH.

* RELATIVE HUMIDITY...HUMIDITIES WILL RANGE FROM 10 TO 15 PCT.

* IMPACTS...THE STRONG WINDS AND LOW RELATIVE HUMIDITIES WILL 
   COMBINE TO CREATE CRITICAL FIRE WEATHER CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE THE POTENTIAL FOR RAPID AND ERRATIC FIRE GROWTH.

PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE
FIELD OF THE RED FLAG WARNING FOR PORTIONS OF SOUTHEAST ARIZONA.

&&

$$

HTTP://WEATHER.GOV/TUCSON

128 
WWUS85 KTWC 090053
RFWTWC

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
553 PM MST TUE FEB 8 2011

AZZ148-090200-
/O.EXP.KTWC.FW.W.0001.000000T0000Z-110209T0100Z/
ARIZONA FIRE WEATHER ZONE 148
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/
SAFFORD BLM/TDC-
553 PM MST TUE FEB 8 2011

...RED FLAG WARNING WILL EXPIRE AT 6 PM MST THIS EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 6 PM MST THIS EVENING.
RELATIVE HUMIDITY VALUES HAVE BEGUN TO CLIMB OVER THE 15 PERCENT
THRESHOLD OVER THE MAJORITY OF THE WARNING AREA. WHILE SOME
ISOLATED LOCATIONS MAY SEE BRIEF RED FLAG CONDITIONS OVER THE NEXT
HOUR...THE WIDESPREAD THREAT FOR CRITICAL FIRE WEATHER CONDITIONS
HAS ENDED. THUS...THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE.


$$

The office that day

Everything else NWS Tucson, AZ issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 7, 2:05 PM MST	Wind Advisory	TWC	Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz	29 hr

Nearby

Red Flag Warnings in Arizona, 2011 Every red flag warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.